3 files changed, 17 insertions, 1 deletions

diff --git a/classes/image_types_ostree.bbclass b/classes/image_types_ostree.bbclass
index 3bf2d0e..74282ef 100644
--- a/classes/image_types_ostree.bbclass
+++ b/classes/image_types_ostree.bbclass
@@ -193,7 +193,7 @@ IMAGE_CMD_ostreepush () {
 }
 
 IMAGE_TYPEDEP_garagesign = "ostreepush"
-do_image_garage_sign[depends] += "aktualizr-native:do_populate_sysroot"
+do_image_garagesign[depends] += "aktualizr-native:do_populate_sysroot"
 IMAGE_CMD_garagesign () {
     if [ -n "${SOTA_PACKED_CREDENTIALS}" ]; then
         # if credentials are issued by a server that doesn't support offline signing, exit silently
@@ -219,6 +219,10 @@ IMAGE_CMD_garagesign () {
         target_version=${ostree_target_hash}
         if [ -n "${GARAGE_TARGET_VERSION}" ]; then
             target_version=${GARAGE_TARGET_VERSION}
+            bbwarn "Target version is overriden with GARAGE_TARGET_VERSION variable. It is a dangerous operation, make sure you've read the respective secion in meta-updater/README.adoc"
+        elif [ -e "${STAGING_DATADIR_NATIVE}/target_version" ]; then
+            target_version=$(cat "${STAGING_DATADIR_NATIVE}/target_version")
+            bbwarn "Target version is overriden with target_version file. It is a dangerous operation, make sure you've read the respective secion in meta-updater/README.adoc"
         fi
 
         # Push may fail due to race condition when multiple build machines try to push simultaneously
diff --git a/classes/image_types_ota.bbclass b/classes/image_types_ota.bbclass
index ed1d579..03fe8d8 100644
--- a/classes/image_types_ota.bbclass
+++ b/classes/image_types_ota.bbclass
@@ -115,6 +115,8 @@ fakeroot do_otasetup () {
         target_version=${ostree_target_hash}
         if [ -n "${GARAGE_TARGET_VERSION}" ]; then
                 target_version=${GARAGE_TARGET_VERSION}
+        elif [ -e "${STAGING_DATADIR_NATIVE}/target_version" ]; then
+                target_version=$(cat "${STAGING_DATADIR_NATIVE}/target_version")
         fi
         mkdir -p ${OTA_SYSROOT}/ostree/deploy/${OSTREE_OSNAME}/var/sota/import
         echo "{\"${ostree_target_hash}\":\"${GARAGE_TARGET_NAME}-${target_version}\"}" > ${OTA_SYSROOT}/ostree/deploy/${OSTREE_OSNAME}/var/sota/import/installed_versions
diff --git a/classes/target_version_example.bbclass b/classes/target_version_example.bbclass
new file mode 100644
index 0000000..ef119fb
--- /dev/null
+++ b/classes/target_version_example.bbclass
@@ -0,0 +1,10 @@
+# Writes target version to be used by garage-sign
+
+HOSTTOOLS += " git "
+
+deploy_target_version () {
+  version=$(git --git-dir=${METADIR}/.repo/manifests/.git/ rev-parse HEAD)
+  echo -n ${version} > ${STAGING_DATADIR_NATIVE}/target_version
+}
+
+IMAGE_PREPROCESS_COMMAND += "deploy_target_version;"